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Liner full rubber desulfurization check valve



Location:Products >> Anticorrosive valve >> Liner full rubber desulfurization check valve
Model: H77X
Nominal diameter: DN40 ~ 800mm
Nominal: PN1.0 ~ 2.5MPa
Suitable medium: water, gas, oil, nitric
Design criteria: JB / T8527-97
GB / T13927-92: Standard Test
Length structure Meet: GB / T12221-1989, ISO5752-8
Product details

model Nominal pressure PN
(MPa)
Test pressure PN
(MPa)
Working temperature
(℃)
Suitable media
case seal
H77X 
H77H
H77Y 
H77W
1 1.5 1.1 Soft Seal: <80 
Hard Seal: <450
Water, gas, oil, nitric acid and so on
1.6 2.4 1.76
2.5 3.75 2.75
4 6 4.4
6.4 9.6 7

 

Said diameter
DN (mm)
L D 2 D 3 Nominal diameter
DN (mm)
L D 2 D 3
H77X H77H H77X H77H
H77Y H77Y
H77W H77W
50 43 100 43 46 400 140 485 376 390
80 64 135 71 80 450 152 545 427 427
100 64 155 91.5 94 500 152 608 479 490
125 70 185 115 118 600 178 718 579 588
150 76 210 141 145 700 229 800 675 686
200 89 265 191 200 800 241 905 774 784
250 114 320 230 250 900 241 1005 875 -
300 114 320 230 250 900 241 1005 875 -
350 127 435 340 340 1200 350 1325 1164 -


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